- 11177 Overseas Hwy, Marathon, FL 33050
A. Dennis Kulig has been building beautiful test water quality Florida Keys pools swimming pools in the Florida Keys for over 45 years. A full time resident of the Middle Florida Keys, Marathon – Dennis Kulig has owned and operated his well established swimming pool business and is known throughout the Florida Keys for his highest standard of quality for building concrete swimming pools.Thank you for visiting one of the thousands of Listings, Pages, and Posts which make up the Informational & Educational Directories of MarathonFlorida.com. Take the time to watch this commercial for a small business, locally owned since the 1970's. "Marathon Lumber locally owned for more than 40 years"